Home / 54,801.20-82,072.20-37,175.60

Finding the Fourth Proportional to 54,801.20, 82,072.20 and 37,175.60

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Solution

The fourth proportional to 54,801.20, 82,072.20 and 37,175.60 is: 55,675.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,801.20 : 82,072.20 = 37,175.60 : x
  2. Step 2: Convert to fraction form
    54,801.20/82,072.20 = 37,175.60/x
  3. Step 3: Cross multiply
    54,801.20x = 82,072.20 × 37,175.60
  4. Step 4: Simplify right side
    54,801.20x = 3,051,083,278.32
  5. Step 5: Solve for x
    x = 3,051,083,278.32/54,801.20
  6. Step 6: Final answer
    x = 55,675.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.